143750380

素因数分解:

$2^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{27967}}^1$

素因数の和:28233

約数の個数: 24

約数和(自身を含む): 303061248

約数和(自身を除く): 159310868

約数列:

[1, 2, 4, 5, 10, 20, 257, 514, 1028, 1285, 2570, 5140, 27967, 55934, 111868, 139835, 279670, 559340, 7187519, 14375038, 28750076, 35937595, 71875190, 143750380]

約数ペア:

[(1, 143750380), (2, 71875190), (4, 35937595), (5, 28750076), (10, 14375038), (20, 7187519), (257, 559340), (514, 279670), (1028, 139835), (1285, 111868), (2570, 55934), (5140, 27967)]